The emergence of Gregorian chant
Subtitle: a comparative study of Ambrosian, Roman, and Gregorian chant
By: Hendrik van der Werf.
Publisher: The author
Published: 1983
Place of publication: Rochester
Language: eng
Subjects: Chants (Plain, Gregorian, etc.) -- History and criticism
Notes: Includes index.

LIBRARY HAS:
Table of contents: title: v. 1, pt. 1. A study of modes and melodies : discourse; title: v. 1, pt. 2.  A study of modes and melodies : transcriptions.